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SourceMgr diagnotics printing: fix a bug where printing a fixit for a source

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range that includes a tab character will cause out-of-bounds access to the
fixit string.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191563 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dmitri Gribenko
2013-09-27 21:24:36 +00:00
parent 36fd952bc1
commit 867c189d89
2 changed files with 13 additions and 1 deletions
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12
unittests/Support/SourceMgrTest.cpp
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@ -160,3 +160,15 @@ TEST_F(SourceMgrTest, BasicFixit) {
Output);
}
TEST_F(SourceMgrTest, FixitForTab) {
setMainBuffer("aaa\tbbb\nccc ddd\n", "file.in");
printMessage(getLoc(3), SourceMgr::DK_Error, "message", None,
makeArrayRef(SMFixIt(getRange(3, 1), "zzz")));
EXPECT_EQ("file.in:1:4: error: message\n"
"aaa bbb\n"
" ^^^^^\n"
" zzz\n",
Output);
}